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Cheap flights from Ireland to Belfast from €41

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Ireland to Belfast

Recent return flight deals from Ireland to Belfast

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:00 - 22:30DUB  Dublin-BFS Belfast Intl
10h 30m1 stop Nottingham East Midlands
Multiple Airlines Logo
08:30 - 17:50BFS  Belfast Intl-DUB Dublin
9h 20m1 stop London Stansted
€80Multiple Airlines
Wed, 30 Sep - Wed, 7 Oct
Multiple Airlines Logo
07:30 - 15:20DUB  Dublin-BFS Belfast Intl
7h 50m1 stop Manchester
Multiple Airlines Logo
12:45 - 18:10BFS  Belfast Intl-DUB Dublin
5h 25m1 stop Manchester
€81Multiple Airlines
Thu, 10 Sep - Thu, 17 Sep
Multiple Airlines Logo
06:30 - 15:15DUB  Dublin-BFS Belfast Intl
8h 45m1 stop Manchester
Multiple Airlines Logo
08:30 - 17:50BFS  Belfast Intl-DUB Dublin
9h 20m1 stop London Stansted
€82Multiple Airlines
Wed, 30 Sep - Wed, 7 Oct
Multiple Airlines Logo
09:55 - 15:15ORK  Cork-BFS Belfast Intl
5h 20m1 stop Manchester
Multiple Airlines Logo
15:40 - 23:55BFS  Belfast Intl-ORK Cork
8h 15m1 stop Manchester
€82Multiple Airlines
Wed, 9 Sep - Wed, 16 Sep
Multiple Airlines Logo
20:30 - 08:05DUB  Dublin-BFS Belfast Intl
11h 35m1 stop Edinburgh Turnhouse
Multiple Airlines Logo
08:50 - 21:20BFS  Belfast Intl-DUB Dublin
12h 30m1 stop London Stansted
€83Multiple Airlines
Tue, 1 Sep - Tue, 15 Sep
Multiple Airlines Logo
06:30 - 15:15DUB  Dublin-BFS Belfast Intl
8h 45m1 stop Manchester
Multiple Airlines Logo
15:40 - 21:30BFS  Belfast Intl-DUB Dublin
5h 50m1 stop Manchester
€84Multiple Airlines
Wed, 30 Sep - Wed, 7 Oct
Multiple Airlines Logo
22:25 - 07:05ORK  Cork-BFS Belfast Intl
8h 40m1 stop Manchester
Multiple Airlines Logo
07:35 - 21:45BFS  Belfast Intl-ORK Cork
14h 10m1 stop Manchester
€84Multiple Airlines
Tue, 22 Sep - Tue, 29 Sep
Multiple Airlines Logo
20:15 - 07:05DUB  Dublin-BFS Belfast Intl
10h 50m1 stop Manchester
Multiple Airlines Logo
07:35 - 16:25BFS  Belfast Intl-DUB Dublin
8h 50m1 stop Manchester
€85Multiple Airlines
Tue, 15 Sep - Tue, 22 Sep
Multiple Airlines Logo
08:50 - 15:15SNN  Shannon-BFS Belfast Intl
6h 25m1 stop Manchester
Multiple Airlines Logo
19:55 - 09:30BFS  Belfast Intl-SNN Shannon
13h 35m1 stop London Stansted
€85Multiple Airlines
Wed, 2 Sep - Fri, 11 Sep
Multiple Airlines Logo
22:25 - 07:05ORK  Cork-BFS Belfast Intl
8h 40m1 stop Manchester
Multiple Airlines Logo
07:35 - 21:45BFS  Belfast Intl-ORK Cork
14h 10m1 stop Manchester
€85Multiple Airlines
Tue, 22 Sep - Tue, 29 Sep

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British Airways flights from Ireland to Belfast

Our best British Airways deals on Ireland to Belfast flight tickets
British Airways
13 Oct
DUB20:25Dublin
12h 35m
1 stop
BHD09:00Belfast City
17 Oct
BHD19:05Belfast City
14h 35m
1 stop
DUB09:40Dublin
€192
British Airways
13 Oct
DUB20:25Dublin
12h 35m
1 stop
BHD09:00Belfast City
17 Oct
BHD19:05Belfast City
14h 35m
1 stop
DUB09:40Dublin
€193
British Airways
5 Oct
DUB20:30Dublin
11h 05m
1 stop
BHD07:35Belfast City
14 Oct
BHD06:30Belfast City
13h 00m
1 stop
DUB19:30Dublin
€208

KLM flights from Ireland to Belfast

Our best KLM deals on Ireland to Belfast flight tickets
KLM
3 Oct
ORK06:15Cork
10h 40m
1 stop
BHD16:55Belfast City
10 Oct
BHD17:30Belfast City
5h 05m
1 stop
ORK22:35Cork
€230
KLM
3 Oct
ORK06:15Cork
10h 40m
1 stop
BHD16:55Belfast City
10 Oct
BHD17:30Belfast City
5h 05m
1 stop
ORK22:35Cork
€243
KLM
3 Oct
DUB05:55Dublin
11h 00m
1 stop
BHD16:55Belfast City
12 Oct
BHD17:30Belfast City
4h 55m
1 stop
DUB22:25Dublin
€249

momondo Fare Finder

 
Use the filters below to find and compare flights from Ireland to Belfast that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Wed 30/9

12:00-22:30

1 stop10h 30m

Belfast Intl

Wed 7/10

08:30-17:50

1 stop9h 20m

€80
Fastest return journey

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Thu 10/9

07:30-15:20

1 stop7h 50m

Belfast Intl

Thu 17/9

12:45-18:10

1 stop5h 25m

€81

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Wed 30/9

06:30-15:15

1 stop8h 45m

Belfast Intl

Wed 7/10

08:30-17:50

1 stop9h 20m

€82

CorkBelfast

ORK Cork - BFS Belfast Intl

ORKBFS

Cork

Wed 9/9

09:55-15:15

1 stop5h 20m

Belfast Intl

Wed 16/9

15:40-23:55

1 stop8h 15m

€82

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Tue 1/9

20:30-08:05

1 stop11h 35m

Belfast Intl

Tue 15/9

08:50-21:20

1 stop12h 30m

€83

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Wed 30/9

06:30-15:15

1 stop8h 45m

Belfast Intl

Wed 7/10

15:40-21:30

1 stop5h 50m

€84

CorkBelfast

ORK Cork - BFS Belfast Intl

ORKBFS

Cork

Tue 22/9

22:25-07:05

1 stop8h 40m

Belfast Intl

Tue 29/9

07:35-21:45

1 stop14h 10m

€84

DublinBelfast

DUB Dublin - BFS Belfast Intl

DUBBFS

Dublin

Tue 15/9

20:15-07:05

1 stop10h 50m

Belfast Intl

Tue 22/9

07:35-16:25

1 stop8h 50m

€85

ShannonBelfast

SNN Shannon - BFS Belfast Intl

SNNBFS

Shannon

Wed 2/9

08:50-15:15

1 stop6h 25m

Belfast Intl

Fri 11/9

19:55-09:30

1 stop13h 35m

€85

CorkBelfast

ORK Cork - BFS Belfast Intl

ORKBFS

Cork

Tue 22/9

22:25-07:05

1 stop8h 40m

Belfast Intl

Tue 29/9

07:35-21:45

1 stop14h 10m

€85

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Ireland to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long does it take to fly to Belfast?

The average flight duration from Ireland to Belfast depends on which airport you fly into and out of. Flying from Milltown (Kerry) to Belfast Intl Airport is 4h 40m on average, while flying from Dublin to Belfast Intl Airport is 5h on average. Belfast Intl Airport is the most popular airport in Belfast.

Cheap Ireland to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Belfast

Best price found

€41

Fastest flight time

3h 20m

Direct flights

None
The best one-way flight to Belfast from Ireland in the past 72 hours is €41. The best return flight deal from Ireland to Belfast found on momondo in the last 72 hours is €80.
The fastest flight from Ireland to Belfast takes 3h 20m
There are no direct flights from Ireland to Belfast. There are no popular flight routes from Ireland to Belfast.
Search flight deals

Frequently asked questions about flying from Ireland to Belfast

  • When did momondo last update prices for flights from Ireland to Belfast?

    Prices for flights from Ireland to Belfast are refreshed on a daily basis.

  • How old do you have to be to fly from Ireland to Belfast?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The required travel and health documents for your Belfast trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Belfast. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Belfast?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to Belfast . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ireland to Belfast with flexible booking policies on momondo?

Yes. All flights to Belfast from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ireland to Belfast?

Once all potential Ireland to Belfast flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ireland to Belfast right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ireland to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Belfast Intl Airport
Belfast City Airport